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m_a_m_a [10]
3 years ago
7

What type of isotope undergoes radioactive decay?

Biology
1 answer:
kvv77 [185]3 years ago
4 0

Answer:

one that has an unstable nucleus

Explanation:

An isotope is defined as a chemical variant  present in an atom with different number of neutron but same number of protons.

Radioactive decay is the sudden breakdown of an atomic nucleus allowing matter and radiation to be emitted from the nucleus. A radioisotope with unstable nuclei undergoes radioactive decay because they do not have adequate binding energy to keep the nucleus together. there are four  types of Alpha, Beta, Gamma Decay and Positron Emission.

Hence, the correct option is "one that has an unstable nucleus"

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The fluid mosaic model describes the plasma membrane as consisting of The fluid mosaic model describes the plasma membrane as co
andre [41]

Answer:

diverse proteins embedded in a phospholipid bilayer

Explanation:

According to fluid mosaic model the cell membrane is made of bilayer of phospholipid. Many proteins are embedded in this bi layer. Carbohydrate and cholesterol are also found in different forms. Carbohydrate can either be attached to the embedded protein in which case it is called as glycoprotein or it can be connected to the lipid molecule in layer and called as glycolipid.

Proteins can be found in two forms too. They can either be embedded in the layer i.e. they can penetrate single or both layers. These proteins are called as integral proteins. They can also be present on one side of the membrane and not penetrate the lipid bilayer in which case they are called as peripheral proteins.

8 0
3 years ago
Why was molecular testing necessary to establish that species Z was closely related to Butanol Curus? In other words, why couldn
azamat

Answer:

Because it is only possible to be 100% sure that two species are closely related, in genetic terms, when the DNAs of these species can be analyzed. This analysis is only possible through molecular tests.

Explanation:

Molecular tests are bikini techniques that can analyze species at the molecular level, more specifically, these tests can deeply analyze the DNA (or RNA and proteins) of a species giving precise results on the molecule and allowing scientists to study it deep.

In studies, where the scientist wants to know how the species are genetically related, it is common for molecular tests to be introduced, as a way for the scientist to be 100% sure of the relationship between the species.

5 0
3 years ago
As the period of a wave increases, the frequency increases. Please select the best answer from the choices provided T F
tino4ka555 [31]
I'm pretty sure the answer is true. Hope this helps!

7 0
3 years ago
The ________ helps keep food between the grinding surfaces of the teeth during chewing.
miskamm [114]
The answer is the muscular system
6 0
3 years ago
Which statement best describes the situation shown in graph A?
Brums [2.3K]
Your answer is C.

Hope this Helps! :) please mark me Brainiest! :)
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